(FILES) This file photo taken on July 28, 2014 shows French Army Chief of Staff, General Pierre de Villiers leaving the Elysee Palace in Paris, after a meeting with the French president regarding an Air Algerie plane with 118 passengers, including 54 French nationals, which crashed in Mali. French military chief Pierre de Villiers announced to AFP in a press release on July 19, 2017 he presented his resignation to French President Emmanuel Macron "Who accepted it". / AFP PHOTO / KENZO TRIBOUILLARD